How severe is CVE-2023-51775?

CVE-2023-51775 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2023-51775 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-51775?

CVE-2023-51775 affects Jose4j Project Jose4j. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-51775?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-51775 published?

CVE-2023-51775 was published on 2024-02-29 and last updated on 2026-06-17.

CVE-2023-51775

CVE-2023-51775 is a medium-severity vulnerability in Jose4j Project Jose4j with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Jose4j Project Jose4j
Published: 2024-02-29
Last modified: 2026-06-17

Description

The jose4j component before 0.9.4 for Java allows attackers to cause a denial of service (CPU consumption) via a large p2c (aka PBES2 Count) value.

Frequently asked questions

What is CVE-2023-51775?: The jose4j component before 0.9.4 for Java allows attackers to cause a denial of service (CPU consumption) via a large p2c (aka PBES2 Count) value.
How severe is CVE-2023-51775?: CVE-2023-51775 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2023-51775 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-51775?: CVE-2023-51775 affects Jose4j Project Jose4j. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-51775?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-51775 published?: CVE-2023-51775 was published on 2024-02-29 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jose4j_project:jose4j:*:*:*:*:*:*:*:*

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